Coders Strike Back ranking

Could somebody please explain exactly the meaning of “Rank” and “Ranking progression” in the game?

The rank is how you rank among the other contestants. The rank is not stable until the ranking progression reaches a high value.

Hi. Someone can explain to me. what is angle refer?

Read the other thread about Coders strike back. :wink:

I have badly explained the question.
Anyway I understood the 0° angle is horizontal to the right